Model Checkpoints v0.2.0

This release contains the following zip files, each containing the model's model_checkpoint_1000 through 10000:

-     3d_affs_from_2d_affs.zip
-     3d_affs_from_2d_lsd.zip
-     3d_affs_from_2d_mtlsd.zip
-     3d_affs_from_3d_lsd.zip